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We claim the ornamental design for the door blocking lock, as shown and described. |
FIG. 1 is a front plan view of a door blocking lock showing our new design; the rear plan view being the same in reverse; the door and knob shown in dashed lines.
FIG. 2 is a left side plan view of the door blocking lock.
FIG. 3 is a right side view of the door blocking lock.
FIG. 4 is a top plan view of the door blocking lock.
FIG. 5 is a bottom plan view of the door blocking lock; and,
FIG. 6 is a top perspective view of the door blocking lock.
The broken lines are shown for illustrative purposes only and form no part of the claimed design.
Higgins, Joseph M., Markegard, Harvey K.
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7030758, | May 18 2004 | Blockit & Lockit Systems | Door blocking brace and lock |
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5787548, | Aug 29 1996 | Door damper | |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 29 1999 | MARKEGARD, HARVEY K | Blockit & Lockit Systems | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010421 | /0170 | |
Nov 29 1999 | HIGGINS, JOSEPH M | Blockit & Lockit Systems | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010421 | /0170 | |
Dec 03 1999 | Blockit & Lockit Systems | (assignment on the face of the patent) | / |
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